Triple

T7040283
Position Surface form Disambiguated ID Type / Status
Subject British Rail Class 745 E163491 entity
Predicate route P5619 FINISHED
Object Norwich–London Liverpool Street E549670 NE FINISHED

How this triple was built (2 steps)

Every LLM step that produced this triple, in pipeline order — named-entity classification, the disambiguation choices (the exact options shown, with the pick highlighted), and the generated description. The batch + timestamp of each is in the Provenance table below.

NER Named-entity recognition gpt-5-mini
Instruction
Given a phrase, classify it is english named entity (e.g., persons, organizations, works of art) in Latin script, or not (e.g., literals, dates, URLs, verbose phrases). For disambiguation, the statement where the phrase occurs as object is also given. Please return a JSON object with `phrase` (string, the phrase being analyzed) and `is_ne` (boolean, indicating whether the phrase is a Named Entity).
Input
Phrase: Norwich–London Liverpool Street | Statement: [British Rail Class 745, route, Norwich–London Liverpool Street]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Norwich–London Liverpool Street
Context triple: [British Rail Class 745, route, Norwich–London Liverpool Street]
  • A. London Liverpool Street–Norwich chosen
    London Liverpool Street–Norwich is a major intercity rail route in England linking central London with the city of Norwich in East Anglia.
  • B. Norwich railway station
    Norwich railway station is the main rail terminus serving the city of Norwich in Norfolk, England, providing regional and intercity services across East Anglia and beyond.
  • C. Felixstowe railway station
    Felixstowe railway station is a coastal terminus on the Felixstowe Branch Line serving the seaside town of Felixstowe in Suffolk, England.
  • D. London Liverpool Street to Ipswich
    London Liverpool Street to Ipswich is a key commuter and intercity rail route in eastern England linking central London with the town of Ipswich in Suffolk.
  • E. London King’s Cross – Cambridge
    London King’s Cross – Cambridge is a key commuter and intercity rail route in eastern England linking central London with the historic university city of Cambridge.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (3 batches)

The batch behind each pipeline step, in order, with when it ran. Timestamps are batch-level — stages were processed in waves, so the object chain (NER → NED1 → NEDg → NED2) reads in order, but predicate / elicitation batches can sit in a different wave.

Step Stage Batch ID Status When
creating Elicitation batch_69c6885e7c1c8190be32a8f79ab4e0cf completed March 27, 2026, 1:38 p.m.
NER Named-entity recognition batch_69c6e22544708190b0dffb5256d4cda6 completed March 27, 2026, 8:01 p.m.
NED1 Entity disambiguation (via context triple) batch_69c775afabbc8190a6ff263b1a996c9c completed March 28, 2026, 6:31 a.m.
Created at: March 27, 2026, 2:36 p.m.